An overview of the differences between Microsoft Windows 2000 and the first build of Windows XP, Whistler build 2202.
As could be expected, for only two months work there's not really much different, but it's not identical as some would suggest. Covered is:
The single branding change that isn't the desktop watermark
Weird internal resource changes
The appearance of Mr Enigma
The rudiments of support for the cmpxchg8b processor feature
The Resource Manager
And the mysterious provenance of the build